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Forms and guidance for local partners submitting surface water data, QA/QC information and progress reports to MPCA.
The Blue Earth River begins in northern Iowa and meets with the West Branch Blue Earth River in Faribault County. The watershed includes parts of eight counties in southern Minnesota and four in northern Iowa.
401 Certification process for applying Minnesota water quality standards to federal permitting actions.
Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.
A TMDL to address E. coli aquatic recreation impairments in five main-stem reaches of the Minnesota River.
The MPCA certifies Minnesota municipal, government, or industrial laboratories that are used to comply with National Pollution Discharge Elimination System (NPDES)/State Disposal System (SDS) permits or for water quality work for agency programs.
Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
Located in south-central Minnesota, the Le Sueur River flows 111 miles through a gently rolling landscape, most of it farmland, until it cuts down through high bluffs to the Blue Earth River.
The Lower Red River Watershed (also known as the Red River of the North - Tamarac River) drains an area of 281,000 acres, including parts of Kittson, Marshall, and Roseau counties.
Regulatory certainty is an incentive for municipalities that will employ biological nutrient removal in their wastewater treatment technology, and that are willing to accept a nitrogen limits in…
Carver County and Valley Paving Inc. failed to properly install and maintain erosion and sediment controls during a highway safety improvement project in the fall 2022 and spring 2023 near Watertown, Minn. This caused significant erosion and sediment to impact several area surface waters.
The triennial standards review (TSR) gives the public a formal opportunity to provide wide-ranging comments about water quality standards.
We hope to make your monitoring experience as easy and enjoyable as possible. If you have any questions, or don’t find the resources you need, please contact us. 13456: Volunteer water…
Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.
Organics recycling reduces greenhouse gas emissions and keeps waste out of landfills. MPCA answers commonly asked questions about how and why to participate in organics recycling programs.
Funded projects to remove older diesel buses from service and replace them with new, cleaner models.
The MPCA has begun work to implement a groundbreaking new law to remedy Minnesotans’ disproportionate exposure to pollutants.
It's Septic Smart Week and Minnesota local governments are reporting significant progress in fixing inadequate septic systems around the state.
Learn what you can do to protect yourself and your community from environmental problems caused by flooding.
Within the three major watersheds that cover the Twin Cities area, there are 33 smaller watersheds managed by their own watershed district or watershed management organization.